Napoleon EPI3C Oakdale Series Cast Iron Wood Insert, Contemporary, Black Heavy duty cast iron wood insert; 1.8-cubic-foot capacity Slim, low-profile design provides versatile installation options; Contemporary black design EPA certified high efficiency appliance for efficiency and cost savings High efficiency "airwash" combustion system provides consistent temperatures and keeps the viewing glass clean 21.3125 x 26.5 x 17.3125 inches (H x W x D); Glass: 12 x 25 inches (H x W); 55,000 BTU